Geissele Super Duty MOD1 Complete Upper 5.56 NATO 16-inch

The Geissele Super Duty MOD1 is a fully assembled AR-15 upper built for consistent, accurate performance across sporting and range applications. It ships as a complete upper with a 16-inch steel barrel, Geissele contouring and an M-LOK equipped handguard finished in Desert Dirt Color. The design emphasizes fit, durability and repeatable function for shooters who expect high-quality components from the factory.

Key Specifications

• The barrel measures 16 inches for standard AR-15 platform compatibility.
• The cartridge is listed as .223 REM/5.56 NATO.
• The barrel material is STEEL.
• The barrel finish is BLACK TEFLON.
• The barrel twist rate is 1:7.
• The listed weight is 4 LBS 5 OZ.
• The handguard interface is M-LOK.
• The receiver/upper finish is Anodized.
• The exterior color is Desert Dirt Color.
• Designed to fit the AR-15 platform as a Complete Upper.

Built and assembled with attention to detail, the Super Duty MOD1 complete upper offers a reliable, well-specified option for shooters seeking a factory-configured AR-15 upper in 5.56/.223. Its combination of a steel 16-inch barrel, practical M-LOK interface and durable finishes makes it suitable for precision-oriented range work and general-purpose applications where consistency and component quality matter.